1-Bromo-4-ethoxy-2,3-difluorobenzene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 156573-09-0 |
| Product name | 1-Bromo-4-ethoxy-2,3-difluorobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 1-Bromo-4-ethoxy-2,3-difluorobenzene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Bromo-4-ethoxy-2,3-difluorobenzene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Bromo-4-ethoxy-2,3-difluorobenzene
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceuticals | Pharmaceutical Intermediates | Used to synthesize fluorinated aromatic compounds as precursors to active pharmaceutical ingredients |
| Agrochemicals | Agrochemical Synthesis Intermediates | Introduces specific substituents into fluorinated agrochemical molecular structures |
| Organic Synthesis | Fluoride Synthesis | Serves as a fluorophenyl building block in nucleophilic substitution reactions |
| Materials Science | Functional Material Preparation | Applied in the preparation of fluorinated organic optoelectronic materials or liquid crystal materials |
| Research & Development | Chemical Reagent | Used as a starting material or reaction probe for constructing complex molecular architectures |
Manufacturing Quality Control of 1-Bromo-4-ethoxy-2,3-difluorobenzene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard using a calibrated column and optimized temperature program. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of structurally related impurities using reversed-phase C18 column and gradient elution with UV absorbance at 220 nm. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling | Headspace GC-FID analysis to detect and quantify volatile organic solvents (e.g., ethanol, dichloromethane) based on calibrated external standards. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine is generated in situ to react stoichiometrically with water; endpoint detected by current change. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator or potentiometric endpoint detection. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element quantitative analysis after acid digestion, based on element-specific atomic emission intensities. |
| Chloride Impurity | Ion Chromatography (IC) with Conductivity Detection | Separation of anions on an ion-exchange column followed by conductivity-based quantification relative to chloride standard calibration. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 700-800 C in a muffle furnace. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity or absence of optically active contaminants. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition detection via visual observation of solid-to-liquid phase change in a capillary tube under controlled heating rate. |
| Appearance (Color & Clarity) | Visual Inspection against Standard Solutions | Comparison of sample solution in specified solvent (e.g., ethanol) to platinum-cobalt color standards and assessment of particulate clarity. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Determination of mass per unit volume from the resonant frequency shift of a vibrating U-shaped glass tube filled with sample. |
Technical Specifications of 1-Bromo-4-ethoxy-2,3-difluorobenzene
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 48–52°C |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 1-Bromo-4-ethoxy-2,3-difluorobenzene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Bromo-4-ethoxy-2,3-difluorobenzene
Safety Information of 1-Bromo-4-ethoxy-2,3-difluorobenzene
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1-Bromo-4-ethoxy-2,3-difluorobenzene
Industrial 1-Bromo-4-ethoxy-2,3-difluorobenzene Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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